Mesh NiTriShapeDataToMesh(NiTriShapeData data)
{
// vertex positions
var vertices = new Vector3[data.Vertices.Length];
for (var i = 0; i < vertices.Length; i++)
{
vertices[i] = NifUtils.NifPointToUnityPoint(data.Vertices[i]);
}
// vertex normals
Vector3[] normals = null;
if (data.HasNormals)
{
normals = new Vector3[vertices.Length];
for (var i = 0; i < normals.Length; i++)
{
normals[i] = NifUtils.NifVectorToUnityVector(data.Normals[i]);
}
}
// vertex UV coordinates
Vector2[] UVs = null;
if (data.HasUV)
{
UVs = new Vector2[vertices.Length];
for (var i = 0; i < UVs.Length; i++)
{
var NiTexCoord = data.UVSets[0, i];
UVs[i] = new Vector2(NiTexCoord.u, NiTexCoord.v);
}
}
// triangle vertex indices
var triangles = new int[data.NumTrianglePoints];
for (var i = 0; i < data.Triangles.Length; i++)
{
var baseI = 3 * i;
// Reverse triangle winding order.
triangles[baseI] = data.Triangles[i].v1;
triangles[baseI + 1] = data.Triangles[i].v3;
triangles[baseI + 2] = data.Triangles[i].v2;
}
// Create the mesh.
var mesh = new Mesh
{
vertices = vertices,
normals = normals,
uv = UVs,
triangles = triangles
};
if (!data.HasNormals)
{
mesh.RecalculateNormals();
}
mesh.RecalculateBounds();
return(mesh);
}
public static TriangleCollection GetTrianglesFromGeometryShape(this NiTriShapeData shapeData, Matrix transformationMatrix)
{
return(new TriangleCollection
{
Vertices = shapeData.Vertices.Select(vert => { Vector3 trans; Vector3.Transform(ref vert, ref transformationMatrix, out trans); return trans; }).ToArray(),
Indices = shapeData.Triangles.Select(tri => new TriangleIndex {
A = tri.X, B = tri.Y, C = tri.Z,
}).ToArray()
});
}
public ShapeDesc()
{
this.shape = (NiTriShape)null;
this.data = (NiTriShapeData)null;
this.textures = new string[2];
this.boundingBox = new BBox();
// relative x, y for segment
this.x = new float();
this.y = new float();
this.segments = new List <SegmentDesc>();
}
private void ParseShape(NiTriShape shape)
{
List <string> export = new List <string>();
NiTriShapeData geometry = (NiTriShapeData)shape.Data.Object;
// Verticles (v)
if (geometry.HasVertices && geometry.NumVertices >= 3)
{
Matrix transformationMatrix = ComputeWorldMatrix(shape);
computePolys(geometry.Triangles, geometry.Vertices, transformationMatrix);
}
}
public void Load(Stream source_stream)
{
NiHeader header = GetHeader(source_stream);
header.Dump();
int bt_NiTriShapeData = header.GetBlockTypeIdxByName("NiTriShapeData");
int bt_BSLightingShaderProperty = header.GetBlockTypeIdxByName("BSLightingShaderProperty");
int bt_BSShaderTextureSet = header.GetBlockTypeIdxByName("BSShaderTextureSet");
int bt_NiSkinInstance = header.GetBlockTypeIdxByName("NiSkinInstance");
int bt_NiSkinPartition = header.GetBlockTypeIdxByName("NiSkinPartition");
int num_blocks = header.blocks.Length;
for (int i = 0; i < num_blocks; i++)
{
if (header.blocks[i].type == bt_NiTriShapeData)
{
NiTriShapeData triShapeData = GetObject <NiTriShapeData>(header, i);
triShapeData.Dump();
}
if (header.blocks[i].type == bt_BSLightingShaderProperty)
{
BSLightingShaderProperty lightingShaderProperty = GetObject <BSLightingShaderProperty>(header, i);
lightingShaderProperty.Dump();
}
if (header.blocks[i].type == bt_BSShaderTextureSet)
{
BSShaderTextureSet shaderTextureSet = GetObject <BSShaderTextureSet>(header, i);
shaderTextureSet.Dump();
}
if (header.blocks[i].type == bt_NiSkinInstance)
{
NiSkinInstance skinInstance = GetObject <NiSkinInstance>(header, i);
skinInstance.Dump();
foreach (ObjectRef boneref in skinInstance.bones)
{
NiNode node = GetObject <NiNode>(header, boneref);
System.Console.WriteLine(header.strings[node.name]);
}
}
if (header.blocks[i].type == bt_NiSkinPartition)
{
NiSkinPartition skinPartition = GetObject <NiSkinPartition>(header, i);
skinPartition.Dump();
}
}
}
public QuadTree(NiTriShapeData data, BBox boundingBox)
{
this.nodes = new QuadTreeNode[4];
this.vertices = data.GetVertices();
BBox boundingBox1 = new BBox();
BBox boundingBox2 = new BBox();
BBox boundingBox3 = new BBox();
BBox boundingBox4 = new BBox();
float num1 = (float)(((double)boundingBox.px2 - (double)boundingBox.px1) / 2.0);
float num2 = (float)(((double)boundingBox.py2 - (double)boundingBox.py1) / 2.0);
boundingBox1.Set(boundingBox.px1, boundingBox.px1 + num1, boundingBox.py1, boundingBox.py1 + num2, 0.0f, 0.0f);
boundingBox2.Set(boundingBox.px1 + num1, boundingBox.px2, boundingBox.py1, boundingBox.py1 + num2, 0.0f, 0.0f);
boundingBox3.Set(boundingBox.px1, boundingBox.px1 + num1, boundingBox.py1 + num2, boundingBox.py2, 0.0f, 0.0f);
boundingBox4.Set(boundingBox.px1 + num1, boundingBox.px2, boundingBox.py1 + num2, boundingBox.py2, 0.0f, 0.0f);
this.nodes[0] = this.CreateQuadNode(data.GetTriangles(), data.GetVertices(), boundingBox1);
this.nodes[1] = this.CreateQuadNode(data.GetTriangles(), data.GetVertices(), boundingBox2);
this.nodes[2] = this.CreateQuadNode(data.GetTriangles(), data.GetVertices(), boundingBox3);
this.nodes[3] = this.CreateQuadNode(data.GetTriangles(), data.GetVertices(), boundingBox4);
}
private string ParseShape(NiTriShape shape)
{
if (!shape.Data.IsValid())
{
return("");
}
NiTriShapeData geometry = (NiTriShapeData)shape.Data.Object;
// The final text
List <string> export = new List <string>();
Matrix transformationMatrix = ComputeWorldMatrix(shape);
// Set Object name
export.Add("g Shape " + shape.Name + Environment.NewLine);
NiMaterialProperty material = null;
NiTexturingProperty texture = null;
foreach (NiRef <NiProperty> property in shape.Properties)
{
if (property.Object is NiMaterialProperty)
{
material = property.Object as NiMaterialProperty;
}
if (property.Object is NiTexturingProperty)
{
texture = property.Object as NiTexturingProperty;
}
}
if (material != null && texture != null)
{
export.Add(printMaterial(material, texture));
}
// Verticles (v)
if (geometry.HasVertices && geometry.NumVertices >= 3)
{
export.Add(printVertices(geometry.Vertices, transformationMatrix));
}
// Texture coordinates (vt)
if (geometry.UVSets.Length > 0)
{
export.Add(printUvSets(geometry.UVSets));
}
// Normals (vn)
if (geometry.HasNormals)
{
export.Add(printNormals(geometry.Normals, transformationMatrix));
}
// Parameter space vertices (vp)
// Face Definitions (f)
export.Add(printTriangles(geometry.Triangles, (geometry.UVSets.Length > 0)));
return(string.Join(Environment.NewLine, export));
}
